[TUHS] Memory management in Dennis Ritchie's C Compiler
Larry McVoy
lm at mcvoy.com
Tue Aug 18 05:30:50 AEST 2020
On Mon, Aug 17, 2020 at 03:27:15PM -0400, Noel Chiappa wrote:
> > From: Jim Geist
>
> > When did mmap(2) come about?
>
> Pretty sure it's a Berserkleyism. I think it came in with the VM stuff that
> DARPA mandated for VAX Unix (for the research project they funded).
Bill Joy imagined it, the prototype is in one the 4.x BSD releases.
Sun (Joe Moran) actually implemented it first in any Unix variant.
It's possible the concept existed in some other OS but I'm not aware
of it.
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